giúp e vớiiiiiiiiiiiiiiiiiiiiii

Exercise 1:

1. D

2. A

3. A

4. C

5. B

6. B

7. B

8. D

9. C

10. B

Exercise 2:

1. The examples of health problems caused by air pollution are asthma and lung diseases.

2. Sewage in drinking water is another cause of water pollution because it contains germs and viruses.

3. The writer says the noise of vehicles, mills, and factories can be really unbearable.

                                                          ~CHÚC BẠN HỌC TỐT~